126775556000 has 96 divisors (see below), whose sum is σ = 312159137472. Its totient is φ = 50600889600.

The previous prime is 126775555987. The next prime is 126775556029. The reversal of 126775556000 is 655577621.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1834067 + ... + 1901933.

It is an arithmetic number, because the mean of its divisors is an integer number (3251657682).

Almost surely, 2^126775556000 is an apocalyptic number.

126775556000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126775556000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156079568736).

126775556000 is an abundant number, since it is smaller than the sum of its proper divisors (185383581472).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

126775556000 is an equidigital number, since it uses as much as digits as its factorization.

126775556000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68359 (or 68341 counting only the distinct ones).

The product of its (nonzero) digits is 441000, while the sum is 44.

The spelling of 126775556000 in words is "one hundred twenty-six billion, seven hundred seventy-five million, five hundred fifty-six thousand".